html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output, ruby,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,u,i,center,
video{
  margin: 0;
  padding: 0;
  border: 0;
  //font-size: 100%;
  //font: inherit;
}
table{
  border-collapse:collapse;
  border-spacing: 0;
}
html,
body {
  height:100%;
  width:100%;
  background:#f5f5f5;
  font-family: 'PingFangSC-Light', 'PingFang SC', 'STHeitiSC-Light', 'Helvetica-Light', 'Arial', 'sans-serif';
}
body {
  overflow: hidden;
}
a,
a:hover{
  color:inherit;
  text-decoration:none;
}
.f1{
  float:left;
}
.f2{
  float:right;
  .button-group-item {
    padding-left: 3px;
  }
}
